JP5194857B2 - 高強度熱延鋼板およびその製造方法 - Google Patents

高強度熱延鋼板およびその製造方法 Download PDF

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Publication number
JP5194857B2
JP5194857B2 JP2008028453A JP2008028453A JP5194857B2 JP 5194857 B2 JP5194857 B2 JP 5194857B2 JP 2008028453 A JP2008028453 A JP 2008028453A JP 2008028453 A JP2008028453 A JP 2008028453A JP 5194857 B2 JP5194857 B2 JP 5194857B2
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Japan
Prior art keywords
less
strength
steel sheet
hot
rolled steel
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JP2008028453A
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English (en)
Japanese (ja)
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JP2009185360A5 (de
JP2009185360A (ja
Inventor
真次郎 金子
金晴 奥田
哲雄 清水
永明 森安
真英 渡部
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JFE Steel Corp
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JFE Steel Corp
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Publication date
Priority to JP2008028453A priority Critical patent/JP5194857B2/ja
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Priority to PCT/JP2009/052245 priority patent/WO2009099238A1/ja
Priority to EP09707458.7A priority patent/EP2243851B1/de
Priority to CN2009801045878A priority patent/CN101939458B/zh
Priority to US12/866,513 priority patent/US8696832B2/en
Priority to KR1020107016535A priority patent/KR101218020B1/ko
Publication of JP2009185360A publication Critical patent/JP2009185360A/ja
Publication of JP2009185360A5 publication Critical patent/JP2009185360A5/ja
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • C21D1/20—Isothermal quenching, e.g. bainitic hardening
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/002—Bainite
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/004—Dispersions; Precipitations
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/005—Ferrite

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
  • Metal Rolling (AREA)
JP2008028453A 2008-02-08 2008-02-08 高強度熱延鋼板およびその製造方法 Active JP5194857B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2008028453A JP5194857B2 (ja) 2008-02-08 2008-02-08 高強度熱延鋼板およびその製造方法
EP09707458.7A EP2243851B1 (de) 2008-02-08 2009-02-04 Hochfestes heissgewalztes stahlblech und herstellungsverfahren dafür
CN2009801045878A CN101939458B (zh) 2008-02-08 2009-02-04 高强度热轧钢板及其制造方法
US12/866,513 US8696832B2 (en) 2008-02-08 2009-02-04 High-strength hot-rolled steel sheet and method for manufacturing same
PCT/JP2009/052245 WO2009099238A1 (ja) 2008-02-08 2009-02-04 高強度熱延鋼板およびその製造方法
KR1020107016535A KR101218020B1 (ko) 2008-02-08 2009-02-04 고강도 열연 강판 및 그 제조 방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008028453A JP5194857B2 (ja) 2008-02-08 2008-02-08 高強度熱延鋼板およびその製造方法

Publications (3)

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JP2009185360A JP2009185360A (ja) 2009-08-20
JP2009185360A5 JP2009185360A5 (de) 2010-10-21
JP5194857B2 true JP5194857B2 (ja) 2013-05-08

Family

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JP2008028453A Active JP5194857B2 (ja) 2008-02-08 2008-02-08 高強度熱延鋼板およびその製造方法

Country Status (6)

Country Link
US (1) US8696832B2 (de)
EP (1) EP2243851B1 (de)
JP (1) JP5194857B2 (de)
KR (1) KR101218020B1 (de)
CN (1) CN101939458B (de)
WO (1) WO2009099238A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5482204B2 (ja) * 2010-01-05 2014-05-07 Ｊｆｅスチール株式会社 高強度熱延鋼板およびその製造方法
JP5482205B2 (ja) * 2010-01-05 2014-05-07 Ｊｆｅスチール株式会社 高強度熱延鋼板およびその製造方法
JP5776398B2 (ja) * 2011-02-24 2015-09-09 Ｊｆｅスチール株式会社 低温靭性に優れた低降伏比高強度熱延鋼板およびその製造方法
JP5505572B2 (ja) * 2012-01-06 2014-05-28 Ｊｆｅスチール株式会社 高強度熱延鋼板およびその製造方法
CN104846276A (zh) * 2015-05-11 2015-08-19 唐山钢铁集团有限责任公司 一种汽车结构钢及其生产方法
KR20190126100A (ko) * 2017-03-31 2019-11-08 닛폰세이테츠 가부시키가이샤 열간 압연 강판 및 강제 단조 부품 및 그들의 제조 방법
CN110475889A (zh) * 2017-03-31 2019-11-19 日本制铁株式会社 热轧钢板和钢制锻造部件及其制造方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4472208A (en) * 1982-06-28 1984-09-18 Sumitomo Metal Industries, Ltd. Hot-rolled high tensile titanium steel plates and production thereof
JP3145419B2 (ja) 1991-01-14 2001-03-12 川崎製鉄株式会社 材質均一性に優れる熱延高張力鋼板の製造方法
JP3219510B2 (ja) * 1992-12-02 2001-10-15 株式会社神戸製鋼所 伸びフランジ加工性に優れた高強度熱延鋼板
JPH0826433B2 (ja) * 1992-12-28 1996-03-13 株式会社神戸製鋼所 伸びフランジ性に優れた高強度熱延鋼板
JP3233743B2 (ja) 1993-06-28 2001-11-26 株式会社神戸製鋼所 伸びフランジ性に優れた高強度熱延鋼板
JPH09111355A (ja) * 1995-10-20 1997-04-28 Sumitomo Metal Ind Ltd 耐食性と加工性に優れた高強度熱延鋼板の製造方法
JP3790135B2 (ja) * 2000-07-24 2006-06-28 株式会社神戸製鋼所 伸びフランジ性に優れた高強度熱延鋼板およびその製造方法
JP3888128B2 (ja) 2000-10-31 2007-02-28 Ｊｆｅスチール株式会社 材質均一性に優れた高成形性高張力熱延鋼板ならびにその製造方法および加工方法
JP4205853B2 (ja) * 2000-11-24 2009-01-07 新日本製鐵株式会社 バーリング加工性と疲労特性に優れた熱延鋼板およびその製造方法
CN1214127C (zh) * 2000-12-07 2005-08-10 新日本制铁株式会社 扩孔性和延展性优良的高强度热轧钢板及其制造方法
JP4062118B2 (ja) * 2002-03-22 2008-03-19 Ｊｆｅスチール株式会社 伸び特性および伸びフランジ特性に優れた高張力熱延鋼板とその製造方法
JP3858770B2 (ja) * 2002-06-21 2006-12-20 住友金属工業株式会社 高張力熱延鋼板およびその製造方法
JP4692015B2 (ja) * 2004-03-30 2011-06-01 Ｊｆｅスチール株式会社 伸びフランジ性と疲労特性に優れた高延性熱延鋼板およびその製造方法
CN100519805C (zh) * 2004-03-31 2009-07-29 杰富意钢铁株式会社 高刚度高强度薄钢板及其制造方法
JP5070732B2 (ja) * 2005-05-30 2012-11-14 Ｊｆｅスチール株式会社 伸び特性、伸びフランジ特性および引張疲労特性に優れた高強度熱延鋼板およびその製造方法
JP4803055B2 (ja) * 2006-02-10 2011-10-26 Ｊｆｅスチール株式会社 高強度冷延鋼板用熱延鋼板の製造方法
JP5040197B2 (ja) * 2006-07-10 2012-10-03 Ｊｆｅスチール株式会社 加工性に優れ、かつ熱処理後の強度靭性に優れた熱延薄鋼板およびその製造方法

Also Published As

Publication number Publication date
EP2243851B1 (de) 2017-08-02
WO2009099238A1 (ja) 2009-08-13
US20100314010A1 (en) 2010-12-16
CN101939458A (zh) 2011-01-05
US8696832B2 (en) 2014-04-15
KR101218020B1 (ko) 2013-01-02
KR20100097748A (ko) 2010-09-03
EP2243851A1 (de) 2010-10-27
CN101939458B (zh) 2013-02-06
EP2243851A4 (de) 2012-04-25
JP2009185360A (ja) 2009-08-20

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